diff --git a/polymer/eduke32/source/game.c b/polymer/eduke32/source/game.c
index e4a8854d4..85485e1ae 100644
--- a/polymer/eduke32/source/game.c
+++ b/polymer/eduke32/source/game.c
@@ -150,8 +150,6 @@ char **g_clipMapFiles = NULL;
 int32_t g_clipMapFilesNum = 0;
 #endif
 
-extern int32_t lastvisinc;
-
 int32_t g_Shareware = 0;
 
 #define MAXUSERQUOTES 6
@@ -7810,7 +7808,6 @@ skip:
             if (t->picnum == EXPLOSION2)
             {
                 g_player[screenpeek].ps->visibility = -127;
-                lastvisinc = totalclock+32;
                 //g_restorePalette = 1;   // JBF 20040101: why?
             }
             t->shade = -127;
diff --git a/polymer/eduke32/source/game.h b/polymer/eduke32/source/game.h
index 336e12e3d..f5e64c68f 100644
--- a/polymer/eduke32/source/game.h
+++ b/polymer/eduke32/source/game.h
@@ -280,7 +280,6 @@ extern int32_t g_restorePalette;
 extern int32_t g_usingAddon;
 extern int32_t hud_glowingquotes;
 extern int32_t hud_showmapname;
-extern int32_t lastvisinc;
 extern int32_t rts_numlumps;
 extern int32_t quotebot;
 extern int32_t quotebotgoal;
diff --git a/polymer/eduke32/source/gamedef.h b/polymer/eduke32/source/gamedef.h
index 4cefd5e06..3a639d868 100644
--- a/polymer/eduke32/source/gamedef.h
+++ b/polymer/eduke32/source/gamedef.h
@@ -60,7 +60,6 @@ extern intptr_t *apScriptGameEvent[MAXGAMEEVENTS];
 #endif
 
 extern int32_t otherp;
-extern int32_t lastvisinc;
 extern char CheatStrings[][MAXCHEATLEN];
 extern char g_szScriptFileName[BMAX_PATH];
 extern int32_t g_totalLines,g_lineNumber;
diff --git a/polymer/eduke32/source/gameexec.c b/polymer/eduke32/source/gameexec.c
index 54550444c..66b061698 100644
--- a/polymer/eduke32/source/gameexec.c
+++ b/polymer/eduke32/source/gameexec.c
@@ -3499,7 +3499,6 @@ nullquote:
             insptr++;
             sprite[vm.g_i].shade = -127;
             g_player[vm.g_p].ps->visibility = -127;
-            lastvisinc = totalclock+32;
             continue;
 
         case CON_SAVEMAPSTATE:
diff --git a/polymer/eduke32/source/gamevars.c b/polymer/eduke32/source/gamevars.c
index 6b760189c..d75247263 100644
--- a/polymer/eduke32/source/gamevars.c
+++ b/polymer/eduke32/source/gamevars.c
@@ -1270,6 +1270,10 @@ void Gv_FinalizeWeaponDefaults(void)
 #undef FINISH_WEAPON_DEFAULT_X
 #undef POSTADDWEAPONVAR
 
+#if !defined LUNATIC
+static int32_t lastvisinc;
+#endif
+
 static void Gv_AddSystemVars(void)
 {
     // only call ONCE
diff --git a/polymer/eduke32/source/lunatic/control.lua b/polymer/eduke32/source/lunatic/control.lua
index 460c2b907..7161b94fe 100644
--- a/polymer/eduke32/source/lunatic/control.lua
+++ b/polymer/eduke32/source/lunatic/control.lua
@@ -1634,8 +1634,7 @@ end
 
 function _flash(spr, ps)
    spr.shade = -127
-   ps.visibility = -127  -- XXX
-   ffiC.lastvisinc = ffiC.totalclock+32
+   ps.visibility = -127  -- NOTE: negative value not a problem anymore
 end
 
 function _G_OperateRespawns(tag)
diff --git a/polymer/eduke32/source/lunatic/defs.ilua b/polymer/eduke32/source/lunatic/defs.ilua
index 72ffeb3e4..cc9e5cf04 100644
--- a/polymer/eduke32/source/lunatic/defs.ilua
+++ b/polymer/eduke32/source/lunatic/defs.ilua
@@ -634,7 +634,6 @@ struct
 char *ScriptQuotes[];
 
 const int32_t playerswhenstarted;
-int32_t lastvisinc;
 int16_t g_spriteDeleteQueueSize;
 int16_t BlimpSpawnSprites[15];
 int32_t g_scriptVersion;
diff --git a/polymer/eduke32/source/lunatic/dynsymlist b/polymer/eduke32/source/lunatic/dynsymlist
index 29d8f3fdf..a05ef1210 100644
--- a/polymer/eduke32/source/lunatic/dynsymlist
+++ b/polymer/eduke32/source/lunatic/dynsymlist
@@ -155,7 +155,6 @@ ScriptQuotes;
 screenpeek;
 hudweap;
 playerswhenstarted;
-lastvisinc;
 g_spriteDeleteQueueSize;
 BlimpSpawnSprites;
 g_scriptVersion;
diff --git a/polymer/eduke32/source/player.c b/polymer/eduke32/source/player.c
index 6f798281b..7024d4235 100644
--- a/polymer/eduke32/source/player.c
+++ b/polymer/eduke32/source/player.c
@@ -1971,7 +1971,6 @@ static void P_FireWeapon(DukePlayer_t *p)
             s->x -= x;
             s->y -= y;
 #endif // POLYMER
-            lastvisinc = totalclock+32;
             p->visibility = 0;
         }
     }
diff --git a/polymer/eduke32/source/player.h b/polymer/eduke32/source/player.h
index c39a399cd..e0a2df0b9 100644
--- a/polymer/eduke32/source/player.h
+++ b/polymer/eduke32/source/player.h
@@ -324,8 +324,6 @@ typedef struct {
 extern input_t          inputfifo[MOVEFIFOSIZ][MAXPLAYERS];
 extern playerspawn_t    g_playerSpawnPoints[MAXPLAYERS];
 extern playerdata_t     g_player[MAXPLAYERS];
-//extern char             dashow2dsector[(MAXSECTORS+7)>>3];
-//extern int16_t          searchsect[MAXSECTORS],searchparent[MAXSECTORS];
 extern int16_t          WeaponPickupSprites[MAX_WEAPONS];
 extern hudweapon_t      hudweap;
 extern int32_t          g_levelTextTime;
@@ -333,7 +331,6 @@ extern int32_t          g_myAimMode;
 extern int32_t          g_numObituaries;
 extern int32_t          g_numSelfObituaries;
 extern int32_t          g_emuJumpTics;
-extern int32_t          lastvisinc;
 extern int32_t          mouseyaxismode;
 extern int32_t          ticrandomseed;